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<h1 class="epydoc">Source Code for <a href="sna.digraph.Prestige-module.html">Module sna.digraph.Prestige</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">  1</tt>  <tt class="py-line"><tt class="py-comment"># -*- coding: latin-1 -*-</tt> </tt>
<a name="L2"></a><tt class="py-lineno">  2</tt>  <tt class="py-line"><tt class="py-comment"># Copyright (c) 2007-2009 Jorge Ortiz Romo &lt;jortizromo@gmail.com&gt;</tt> </tt>
<a name="L3"></a><tt class="py-lineno">  3</tt>  <tt class="py-line"><tt class="py-comment">#                         Freymam Vallejo Cuero &lt;freturn@gmail.com&gt;</tt> </tt>
<a name="L4"></a><tt class="py-lineno">  4</tt>  <tt class="py-line"><tt class="py-comment"># Permission is hereby granted, free of charge, to any person</tt> </tt>
<a name="L5"></a><tt class="py-lineno">  5</tt>  <tt class="py-line"><tt class="py-comment"># obtaining a copy of this software and associated documentation</tt> </tt>
<a name="L6"></a><tt class="py-lineno">  6</tt>  <tt class="py-line"><tt class="py-comment"># files (the "Software"), to deal in the Software without</tt> </tt>
<a name="L7"></a><tt class="py-lineno">  7</tt>  <tt class="py-line"><tt class="py-comment"># restriction, including without limitation the rights to use,</tt> </tt>
<a name="L8"></a><tt class="py-lineno">  8</tt>  <tt class="py-line"><tt class="py-comment"># copy, modify, merge, publish, distribute, sublicense, and/or sell</tt> </tt>
<a name="L9"></a><tt class="py-lineno">  9</tt>  <tt class="py-line"><tt class="py-comment"># copies of the Software, and to permit persons to whom the</tt> </tt>
<a name="L10"></a><tt class="py-lineno"> 10</tt>  <tt class="py-line"><tt class="py-comment"># Software is furnished to do so, subject to the following</tt> </tt>
<a name="L11"></a><tt class="py-lineno"> 11</tt>  <tt class="py-line"><tt class="py-comment"># conditions:</tt> </tt>
<a name="L12"></a><tt class="py-lineno"> 12</tt>  <tt class="py-line"> </tt>
<a name="L13"></a><tt class="py-lineno"> 13</tt>  <tt class="py-line"><tt class="py-comment"># The above copyright notice and this permission notice shall be</tt> </tt>
<a name="L14"></a><tt class="py-lineno"> 14</tt>  <tt class="py-line"><tt class="py-comment"># included in all copies or substantial portions of the Software.</tt> </tt>
<a name="L15"></a><tt class="py-lineno"> 15</tt>  <tt class="py-line"> </tt>
<a name="L16"></a><tt class="py-lineno"> 16</tt>  <tt class="py-line"><tt class="py-comment"># THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,</tt> </tt>
<a name="L17"></a><tt class="py-lineno"> 17</tt>  <tt class="py-line"><tt class="py-comment"># EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES</tt> </tt>
<a name="L18"></a><tt class="py-lineno"> 18</tt>  <tt class="py-line"><tt class="py-comment"># OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND</tt> </tt>
<a name="L19"></a><tt class="py-lineno"> 19</tt>  <tt class="py-line"><tt class="py-comment"># NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT</tt> </tt>
<a name="L20"></a><tt class="py-lineno"> 20</tt>  <tt class="py-line"><tt class="py-comment"># HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,</tt> </tt>
<a name="L21"></a><tt class="py-lineno"> 21</tt>  <tt class="py-line"><tt class="py-comment"># WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING</tt> </tt>
<a name="L22"></a><tt class="py-lineno"> 22</tt>  <tt class="py-line"><tt class="py-comment"># FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR</tt> </tt>
<a name="L23"></a><tt class="py-lineno"> 23</tt>  <tt class="py-line"><tt class="py-comment"># OTHER DEALINGS IN THE SOFTWARE.</tt> </tt>
<a name="L24"></a><tt class="py-lineno"> 24</tt>  <tt class="py-line"><tt class="py-comment"># Import the module and instantiate a pygraph object</tt> </tt>
<a name="L25"></a><tt class="py-lineno"> 25</tt>  <tt class="py-line"> </tt>
<a name="L26"></a><tt class="py-lineno"> 26</tt>  <tt class="py-line"><tt class="py-docstring">'''</tt> </tt>
<a name="L27"></a><tt class="py-lineno"> 27</tt>  <tt class="py-line"><tt class="py-docstring">Created on Dec 7, 2009</tt> </tt>
<a name="L28"></a><tt class="py-lineno"> 28</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L29"></a><tt class="py-lineno"> 29</tt>  <tt class="py-line"><tt class="py-docstring">@author: Freymam Vallejo</tt> </tt>
<a name="L30"></a><tt class="py-lineno"> 30</tt>  <tt class="py-line"><tt class="py-docstring">@author: Jorge Ortiz</tt> </tt>
<a name="L31"></a><tt class="py-lineno"> 31</tt>  <tt class="py-line"><tt class="py-docstring">'''</tt> </tt>
<a name="L32"></a><tt class="py-lineno"> 32</tt>  <tt class="py-line"> </tt>
<a name="L33"></a><tt class="py-lineno"> 33</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">__future__</tt> <tt class="py-keyword">import</tt> <tt class="py-name">division</tt> </tt>
<a name="L34"></a><tt class="py-lineno"> 34</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">numpy</tt> <tt class="py-keyword">as</tt> <tt class="py-name">np</tt> </tt>
<a name="L35"></a><tt class="py-lineno"> 35</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">math</tt> </tt>
<a name="L36"></a><tt class="py-lineno"> 36</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">sna</tt><tt class="py-op">.</tt><tt class="py-name">digraph</tt> <tt class="py-keyword">import</tt> <tt id="link-0" class="py-name" targets="Module sna.digraph.Degree=sna.digraph.Degree-module.html"><a title="sna.digraph.Degree" class="py-name" href="#" onclick="return doclink('link-0', 'Degree', 'link-0');">Degree</a></tt> </tt>
<a name="L37"></a><tt class="py-lineno"> 37</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">sna</tt><tt class="py-op">.</tt><tt class="py-name">digraph</tt> <tt class="py-keyword">import</tt> <tt id="link-1" class="py-name" targets="Module sna.digraph.Paths=sna.digraph.Paths-module.html"><a title="sna.digraph.Paths" class="py-name" href="#" onclick="return doclink('link-1', 'Paths', 'link-1');">Paths</a></tt> </tt>
<a name="L38"></a><tt class="py-lineno"> 38</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt class="py-name">sna</tt><tt class="py-op">.</tt><tt class="py-name">common</tt> <tt class="py-keyword">import</tt> <tt class="py-name">Matrix</tt> </tt>
<a name="L39"></a><tt class="py-lineno"> 39</tt>  <tt class="py-line"> </tt>
<a name="L40"></a><tt class="py-lineno"> 40</tt>  <tt class="py-line"><tt class="py-comment"># ---------------------------------</tt> </tt>
<a name="L41"></a><tt class="py-lineno"> 41</tt>  <tt class="py-line"><tt class="py-comment"># Degree Prestige</tt> </tt>
<a name="L42"></a><tt class="py-lineno"> 42</tt>  <tt class="py-line"><tt class="py-comment"># ---------------------------------</tt> </tt>
<a name="L43"></a><tt class="py-lineno"> 43</tt>  <tt class="py-line"> </tt>
<a name="degree_prestige"></a><div id="degree_prestige-def"><a name="L44"></a><tt class="py-lineno"> 44</tt> <a class="py-toggle" href="#" id="degree_prestige-toggle" onclick="return toggle('degree_prestige');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#degree_prestige">degree_prestige</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">,</tt> <tt class="py-param">ni</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="degree_prestige-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="degree_prestige-expanded"><a name="L45"></a><tt class="py-lineno"> 45</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L46"></a><tt class="py-lineno"> 46</tt>  <tt class="py-line"><tt class="py-docstring">    It calculates the degree prestige for a node ni, which is equivalent to the indegree of ni node.</tt> </tt>
<a name="L47"></a><tt class="py-lineno"> 47</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L48"></a><tt class="py-lineno"> 48</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L49"></a><tt class="py-lineno"> 49</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L50"></a><tt class="py-lineno"> 50</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L51"></a><tt class="py-lineno"> 51</tt>  <tt class="py-line"><tt class="py-docstring">    @type char: Node.</tt> </tt>
<a name="L52"></a><tt class="py-lineno"> 52</tt>  <tt class="py-line"><tt class="py-docstring">    @param ni: Node.</tt> </tt>
<a name="L53"></a><tt class="py-lineno"> 53</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L54"></a><tt class="py-lineno"> 54</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L55"></a><tt class="py-lineno"> 55</tt>  <tt class="py-line"><tt class="py-docstring">    @return: Degree Prestige value.</tt> </tt>
<a name="L56"></a><tt class="py-lineno"> 56</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L57"></a><tt class="py-lineno"> 57</tt>  <tt class="py-line">     </tt>
<a name="L58"></a><tt class="py-lineno"> 58</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-2" class="py-name"><a title="sna.digraph.Degree" class="py-name" href="#" onclick="return doclink('link-2', 'Degree', 'link-0');">Degree</a></tt><tt class="py-op">.</tt><tt id="link-3" class="py-name" targets="Function sna.digraph.Degree.digraph_indegree()=sna.digraph.Degree-module.html#digraph_indegree"><a title="sna.digraph.Degree.digraph_indegree" class="py-name" href="#" onclick="return doclink('link-3', 'digraph_indegree', 'link-3');">digraph_indegree</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">ni</tt><tt class="py-op">)</tt> </tt>
</div><a name="L59"></a><tt class="py-lineno"> 59</tt>  <tt class="py-line">     </tt>
<a name="L60"></a><tt class="py-lineno"> 60</tt>  <tt class="py-line"> </tt>
<a name="degree_prestige_proportion"></a><div id="degree_prestige_proportion-def"><a name="L61"></a><tt class="py-lineno"> 61</tt> <a class="py-toggle" href="#" id="degree_prestige_proportion-toggle" onclick="return toggle('degree_prestige_proportion');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#degree_prestige_proportion">degree_prestige_proportion</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">,</tt> <tt class="py-param">ni</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="degree_prestige_proportion-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="degree_prestige_proportion-expanded"><a name="L62"></a><tt class="py-lineno"> 62</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L63"></a><tt class="py-lineno"> 63</tt>  <tt class="py-line"><tt class="py-docstring">        It calculates AVG degree prestige of a node ni in respect of the size of the digraph - 1.</tt> </tt>
<a name="L64"></a><tt class="py-lineno"> 64</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L65"></a><tt class="py-lineno"> 65</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L66"></a><tt class="py-lineno"> 66</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L67"></a><tt class="py-lineno"> 67</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L68"></a><tt class="py-lineno"> 68</tt>  <tt class="py-line"><tt class="py-docstring">    @type char: Node.</tt> </tt>
<a name="L69"></a><tt class="py-lineno"> 69</tt>  <tt class="py-line"><tt class="py-docstring">    @param ni: Node.</tt> </tt>
<a name="L70"></a><tt class="py-lineno"> 70</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L71"></a><tt class="py-lineno"> 71</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L72"></a><tt class="py-lineno"> 72</tt>  <tt class="py-line"><tt class="py-docstring">    @return: AVG degree prestige of a node ni value.</tt> </tt>
<a name="L73"></a><tt class="py-lineno"> 73</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L74"></a><tt class="py-lineno"> 74</tt>  <tt class="py-line">     </tt>
<a name="L75"></a><tt class="py-lineno"> 75</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L76"></a><tt class="py-lineno"> 76</tt>  <tt class="py-line">        <tt class="py-name">prestige_pro</tt> <tt class="py-op">=</tt> <tt id="link-4" class="py-name" targets="Function sna.digraph.Prestige.degree_prestige()=sna.digraph.Prestige-module.html#degree_prestige"><a title="sna.digraph.Prestige.degree_prestige" class="py-name" href="#" onclick="return doclink('link-4', 'degree_prestige', 'link-4');">degree_prestige</a></tt> <tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">ni</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-op">(</tt><tt class="py-name">len</tt> <tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">.</tt><tt class="py-name">nodes</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
<a name="L77"></a><tt class="py-lineno"> 77</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">ZeroDivisionError</tt><tt class="py-op">:</tt> </tt>
<a name="L78"></a><tt class="py-lineno"> 78</tt>  <tt class="py-line">        <tt class="py-name">prestige_pro</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L79"></a><tt class="py-lineno"> 79</tt>  <tt class="py-line">         </tt>
<a name="L80"></a><tt class="py-lineno"> 80</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">prestige_pro</tt> </tt>
</div><a name="L81"></a><tt class="py-lineno"> 81</tt>  <tt class="py-line"> </tt>
<a name="L82"></a><tt class="py-lineno"> 82</tt>  <tt class="py-line"> </tt>
<a name="L83"></a><tt class="py-lineno"> 83</tt>  <tt class="py-line"><tt class="py-comment"># --------------------------------------</tt> </tt>
<a name="L84"></a><tt class="py-lineno"> 84</tt>  <tt class="py-line"><tt class="py-comment"># Proximity Prestige</tt> </tt>
<a name="L85"></a><tt class="py-lineno"> 85</tt>  <tt class="py-line"><tt class="py-comment"># --------------------------------------</tt> </tt>
<a name="L86"></a><tt class="py-lineno"> 86</tt>  <tt class="py-line"> </tt>
<a name="proximity_prestige"></a><div id="proximity_prestige-def"><a name="L87"></a><tt class="py-lineno"> 87</tt> <a class="py-toggle" href="#" id="proximity_prestige-toggle" onclick="return toggle('proximity_prestige');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#proximity_prestige">proximity_prestige</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">,</tt> <tt class="py-param">ni</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="proximity_prestige-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="proximity_prestige-expanded"><a name="L88"></a><tt class="py-lineno"> 88</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L89"></a><tt class="py-lineno"> 89</tt>  <tt class="py-line"><tt class="py-docstring">        It calculates the prestige of a node ni according to the relations between it and the closer neighbors, focusing the importance more in communications with closer neighbors than with outlying ones.</tt> </tt>
<a name="L90"></a><tt class="py-lineno"> 90</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L91"></a><tt class="py-lineno"> 91</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L92"></a><tt class="py-lineno"> 92</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L93"></a><tt class="py-lineno"> 93</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L94"></a><tt class="py-lineno"> 94</tt>  <tt class="py-line"><tt class="py-docstring">    @type char: Node.</tt> </tt>
<a name="L95"></a><tt class="py-lineno"> 95</tt>  <tt class="py-line"><tt class="py-docstring">    @param ni: Node.</tt> </tt>
<a name="L96"></a><tt class="py-lineno"> 96</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L97"></a><tt class="py-lineno"> 97</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L98"></a><tt class="py-lineno"> 98</tt>  <tt class="py-line"><tt class="py-docstring">    @return: Prestige of a node ni value.</tt> </tt>
<a name="L99"></a><tt class="py-lineno"> 99</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L100"></a><tt class="py-lineno">100</tt>  <tt class="py-line">     </tt>
<a name="L101"></a><tt class="py-lineno">101</tt>  <tt class="py-line">    <tt class="py-name">ii</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt> <tt class="py-op">(</tt><tt id="link-5" class="py-name"><a title="sna.digraph.Paths" class="py-name" href="#" onclick="return doclink('link-5', 'Paths', 'link-1');">Paths</a></tt><tt class="py-op">.</tt><tt id="link-6" class="py-name" targets="Function sna.digraph.Paths.influence_domain()=sna.digraph.Paths-module.html#influence_domain"><a title="sna.digraph.Paths.influence_domain" class="py-name" href="#" onclick="return doclink('link-6', 'influence_domain', 'link-6');">influence_domain</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">ni</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L102"></a><tt class="py-lineno">102</tt>  <tt class="py-line">    <tt class="py-name">g_1</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt> <tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">.</tt><tt class="py-name">nodes</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L103"></a><tt class="py-lineno">103</tt>  <tt class="py-line">    <tt class="py-name">distances</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L104"></a><tt class="py-lineno">104</tt>  <tt class="py-line">     </tt>
<a name="L105"></a><tt class="py-lineno">105</tt>  <tt class="py-line">    <tt class="py-comment">#sumatoria de distancias hacia &#233;l</tt> </tt>
<a name="L106"></a><tt class="py-lineno">106</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">node</tt> <tt class="py-keyword">in</tt> <tt class="py-name">digraph</tt><tt class="py-op">.</tt><tt class="py-name">nodes</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L107"></a><tt class="py-lineno">107</tt>  <tt class="py-line">        <tt class="py-name">distances</tt> <tt class="py-op">+=</tt> <tt id="link-7" class="py-name"><a title="sna.digraph.Paths" class="py-name" href="#" onclick="return doclink('link-7', 'Paths', 'link-1');">Paths</a></tt><tt class="py-op">.</tt><tt id="link-8" class="py-name" targets="Function sna.digraph.Paths.digraph_shortest_path_distance()=sna.digraph.Paths-module.html#digraph_shortest_path_distance"><a title="sna.digraph.Paths.digraph_shortest_path_distance" class="py-name" href="#" onclick="return doclink('link-8', 'digraph_shortest_path_distance', 'link-8');">digraph_shortest_path_distance</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">node</tt><tt class="py-op">,</tt> <tt class="py-name">ni</tt><tt class="py-op">)</tt>  </tt>
<a name="L108"></a><tt class="py-lineno">108</tt>  <tt class="py-line">     </tt>
<a name="L109"></a><tt class="py-lineno">109</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L110"></a><tt class="py-lineno">110</tt>  <tt class="py-line">        <tt class="py-name">prestige</tt> <tt class="py-op">=</tt> <tt class="py-op">(</tt><tt class="py-name">ii</tt> <tt class="py-op">*</tt> <tt class="py-name">ii</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-op">(</tt><tt class="py-name">distances</tt> <tt class="py-op">*</tt> <tt class="py-name">g_1</tt><tt class="py-op">)</tt> </tt>
<a name="L111"></a><tt class="py-lineno">111</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">ZeroDivisionError</tt><tt class="py-op">:</tt> </tt>
<a name="L112"></a><tt class="py-lineno">112</tt>  <tt class="py-line">        <tt class="py-name">prestige</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L113"></a><tt class="py-lineno">113</tt>  <tt class="py-line">     </tt>
<a name="L114"></a><tt class="py-lineno">114</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">prestige</tt> </tt>
</div><a name="L115"></a><tt class="py-lineno">115</tt>  <tt class="py-line">     </tt>
<a name="L116"></a><tt class="py-lineno">116</tt>  <tt class="py-line"> </tt>
<a name="L117"></a><tt class="py-lineno">117</tt>  <tt class="py-line"> </tt>
<a name="L118"></a><tt class="py-lineno">118</tt>  <tt class="py-line"> </tt>
<a name="L119"></a><tt class="py-lineno">119</tt>  <tt class="py-line"> </tt>
<a name="group_proximity_prestige"></a><div id="group_proximity_prestige-def"><a name="L120"></a><tt class="py-lineno">120</tt> <a class="py-toggle" href="#" id="group_proximity_prestige-toggle" onclick="return toggle('group_proximity_prestige');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#group_proximity_prestige">group_proximity_prestige</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="group_proximity_prestige-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="group_proximity_prestige-expanded"><a name="L121"></a><tt class="py-lineno">121</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L122"></a><tt class="py-lineno">122</tt>  <tt class="py-line"><tt class="py-docstring">        It gives the AVG for the network for the prestige of nodes.</tt> </tt>
<a name="L123"></a><tt class="py-lineno">123</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L124"></a><tt class="py-lineno">124</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L125"></a><tt class="py-lineno">125</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L126"></a><tt class="py-lineno">126</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L127"></a><tt class="py-lineno">127</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L128"></a><tt class="py-lineno">128</tt>  <tt class="py-line"><tt class="py-docstring">    @return:  AVG for the network for the prestige of nodes value.</tt> </tt>
<a name="L129"></a><tt class="py-lineno">129</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L130"></a><tt class="py-lineno">130</tt>  <tt class="py-line">     </tt>
<a name="L131"></a><tt class="py-lineno">131</tt>  <tt class="py-line">    <tt class="py-name">prestiges</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L132"></a><tt class="py-lineno">132</tt>  <tt class="py-line">     </tt>
<a name="L133"></a><tt class="py-lineno">133</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">node</tt> <tt class="py-keyword">in</tt> <tt class="py-name">digraph</tt><tt class="py-op">:</tt> </tt>
<a name="L134"></a><tt class="py-lineno">134</tt>  <tt class="py-line">        <tt class="py-name">prestiges</tt> <tt class="py-op">+=</tt> <tt id="link-9" class="py-name" targets="Function sna.digraph.Prestige.proximity_prestige()=sna.digraph.Prestige-module.html#proximity_prestige"><a title="sna.digraph.Prestige.proximity_prestige" class="py-name" href="#" onclick="return doclink('link-9', 'proximity_prestige', 'link-9');">proximity_prestige</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">node</tt><tt class="py-op">)</tt> </tt>
<a name="L135"></a><tt class="py-lineno">135</tt>  <tt class="py-line">         </tt>
<a name="L136"></a><tt class="py-lineno">136</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L137"></a><tt class="py-lineno">137</tt>  <tt class="py-line">        <tt class="py-name">gro_prestige</tt> <tt class="py-op">=</tt> <tt class="py-name">prestiges</tt> <tt class="py-op">/</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">)</tt> </tt>
<a name="L138"></a><tt class="py-lineno">138</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">ZeroDivisionError</tt><tt class="py-op">:</tt> </tt>
<a name="L139"></a><tt class="py-lineno">139</tt>  <tt class="py-line">        <tt class="py-name">gro_prestige</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L140"></a><tt class="py-lineno">140</tt>  <tt class="py-line">     </tt>
<a name="L141"></a><tt class="py-lineno">141</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">gro_prestige</tt> </tt>
</div><a name="L142"></a><tt class="py-lineno">142</tt>  <tt class="py-line"> </tt>
<a name="L143"></a><tt class="py-lineno">143</tt>  <tt class="py-line"> </tt>
<a name="group_proximity_prestige_stdev"></a><div id="group_proximity_prestige_stdev-def"><a name="L144"></a><tt class="py-lineno">144</tt> <a class="py-toggle" href="#" id="group_proximity_prestige_stdev-toggle" onclick="return toggle('group_proximity_prestige_stdev');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#group_proximity_prestige_stdev">group_proximity_prestige_stdev</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="group_proximity_prestige_stdev-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="group_proximity_prestige_stdev-expanded"><a name="L145"></a><tt class="py-lineno">145</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L146"></a><tt class="py-lineno">146</tt>  <tt class="py-line"><tt class="py-docstring">        It calculates the standard deviation for Network Proximity prestige</tt> </tt>
<a name="L147"></a><tt class="py-lineno">147</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L148"></a><tt class="py-lineno">148</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L149"></a><tt class="py-lineno">149</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L150"></a><tt class="py-lineno">150</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L151"></a><tt class="py-lineno">151</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L152"></a><tt class="py-lineno">152</tt>  <tt class="py-line"><tt class="py-docstring">    @return: stdev Network Proximity Prestige value.</tt> </tt>
<a name="L153"></a><tt class="py-lineno">153</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L154"></a><tt class="py-lineno">154</tt>  <tt class="py-line">     </tt>
<a name="L155"></a><tt class="py-lineno">155</tt>  <tt class="py-line">    <tt class="py-name">prestige</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L156"></a><tt class="py-lineno">156</tt>  <tt class="py-line">    <tt class="py-name">prestige_stdev</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L157"></a><tt class="py-lineno">157</tt>  <tt class="py-line">     </tt>
<a name="L158"></a><tt class="py-lineno">158</tt>  <tt class="py-line">    <tt class="py-name">group_prestige</tt> <tt class="py-op">=</tt> <tt id="link-10" class="py-name" targets="Function sna.digraph.Prestige.group_proximity_prestige()=sna.digraph.Prestige-module.html#group_proximity_prestige"><a title="sna.digraph.Prestige.group_proximity_prestige" class="py-name" href="#" onclick="return doclink('link-10', 'group_proximity_prestige', 'link-10');">group_proximity_prestige</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">)</tt> </tt>
<a name="L159"></a><tt class="py-lineno">159</tt>  <tt class="py-line">    <tt class="py-name">g</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt> <tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">)</tt> </tt>
<a name="L160"></a><tt class="py-lineno">160</tt>  <tt class="py-line">     </tt>
<a name="L161"></a><tt class="py-lineno">161</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">g</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> <tt class="py-keyword">return</tt> <tt class="py-number">0</tt> </tt>
<a name="L162"></a><tt class="py-lineno">162</tt>  <tt class="py-line">     </tt>
<a name="L163"></a><tt class="py-lineno">163</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">node</tt> <tt class="py-keyword">in</tt> <tt class="py-name">digraph</tt><tt class="py-op">:</tt> </tt>
<a name="L164"></a><tt class="py-lineno">164</tt>  <tt class="py-line">        <tt class="py-name">prestige</tt> <tt class="py-op">+=</tt> <tt id="link-11" class="py-name"><a title="sna.digraph.Prestige.proximity_prestige" class="py-name" href="#" onclick="return doclink('link-11', 'proximity_prestige', 'link-9');">proximity_prestige</a></tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">,</tt> <tt class="py-name">node</tt><tt class="py-op">)</tt> </tt>
<a name="L165"></a><tt class="py-lineno">165</tt>  <tt class="py-line">        <tt class="py-name">prestige_stdev</tt> <tt class="py-op">+=</tt> <tt class="py-name">pow</tt> <tt class="py-op">(</tt><tt class="py-name">prestige</tt> <tt class="py-op">-</tt> <tt class="py-name">group_prestige</tt><tt class="py-op">,</tt> <tt class="py-number">2</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-name">g</tt> </tt>
<a name="L166"></a><tt class="py-lineno">166</tt>  <tt class="py-line">     </tt>
<a name="L167"></a><tt class="py-lineno">167</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">prestige_stdev</tt> </tt>
</div><a name="L168"></a><tt class="py-lineno">168</tt>  <tt class="py-line"> </tt>
<a name="L169"></a><tt class="py-lineno">169</tt>  <tt class="py-line"> </tt>
<a name="L170"></a><tt class="py-lineno">170</tt>  <tt class="py-line"><tt class="py-comment"># --------------------------------------------</tt> </tt>
<a name="L171"></a><tt class="py-lineno">171</tt>  <tt class="py-line"><tt class="py-comment"># Status or Ranking Prestige</tt> </tt>
<a name="L172"></a><tt class="py-lineno">172</tt>  <tt class="py-line"><tt class="py-comment"># --------------------------------------------</tt> </tt>
<a name="L173"></a><tt class="py-lineno">173</tt>  <tt class="py-line"> </tt>
<a name="status_prestige"></a><div id="status_prestige-def"><a name="L174"></a><tt class="py-lineno">174</tt> <a class="py-toggle" href="#" id="status_prestige-toggle" onclick="return toggle('status_prestige');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="sna.digraph.Prestige-module.html#status_prestige">status_prestige</a><tt class="py-op">(</tt><tt class="py-param">digraph</tt><tt class="py-op">,</tt> <tt class="py-param">ni</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="status_prestige-collapsed" style="display:none;" pad="+++" indent="++++"></div><div id="status_prestige-expanded"><a name="L175"></a><tt class="py-lineno">175</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L176"></a><tt class="py-lineno">176</tt>  <tt class="py-line"><tt class="py-docstring">        It calculates the Status Prestige of actor ni having into account at the same time the relations that come to the node and the status of the nodes that originates the relations.</tt> </tt>
<a name="L177"></a><tt class="py-lineno">177</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L178"></a><tt class="py-lineno">178</tt>  <tt class="py-line"><tt class="py-docstring">    @type digraph: Digraph.</tt> </tt>
<a name="L179"></a><tt class="py-lineno">179</tt>  <tt class="py-line"><tt class="py-docstring">    @param digraph: Digraph.</tt> </tt>
<a name="L180"></a><tt class="py-lineno">180</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L181"></a><tt class="py-lineno">181</tt>  <tt class="py-line"><tt class="py-docstring">    @type char: Node.</tt> </tt>
<a name="L182"></a><tt class="py-lineno">182</tt>  <tt class="py-line"><tt class="py-docstring">    @param ni: Node.</tt> </tt>
<a name="L183"></a><tt class="py-lineno">183</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L184"></a><tt class="py-lineno">184</tt>  <tt class="py-line"><tt class="py-docstring">    @rtype: number.</tt> </tt>
<a name="L185"></a><tt class="py-lineno">185</tt>  <tt class="py-line"><tt class="py-docstring">    @return: Status Prestige of actor ni value.</tt> </tt>
<a name="L186"></a><tt class="py-lineno">186</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L187"></a><tt class="py-lineno">187</tt>  <tt class="py-line">     </tt>
<a name="L188"></a><tt class="py-lineno">188</tt>  <tt class="py-line">    <tt class="py-name">matrix</tt> <tt class="py-op">=</tt> <tt class="py-name">Matrix</tt><tt class="py-op">.</tt><tt class="py-name">valued_graph_to_matrix</tt><tt class="py-op">(</tt><tt class="py-name">digraph</tt><tt class="py-op">)</tt> </tt>
<a name="L189"></a><tt class="py-lineno">189</tt>  <tt class="py-line">    <tt class="py-name">sum</tt> <tt class="py-op">=</tt> <tt class="py-name">Matrix</tt><tt class="py-op">.</tt><tt class="py-name">valued_column_sum</tt><tt class="py-op">(</tt><tt class="py-name">matrix</tt><tt class="py-op">)</tt> </tt>
<a name="L190"></a><tt class="py-lineno">190</tt>  <tt class="py-line">     </tt>
<a name="L191"></a><tt class="py-lineno">191</tt>  <tt class="py-line">    <tt class="py-comment"># Difine variables iniciales</tt> </tt>
<a name="L192"></a><tt class="py-lineno">192</tt>  <tt class="py-line">    <tt class="py-name">g</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt> <tt class="py-op">(</tt><tt class="py-name">matrix</tt><tt class="py-op">)</tt> </tt>
<a name="L193"></a><tt class="py-lineno">193</tt>  <tt class="py-line">    <tt class="py-name">matrix_transpose</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">transpose</tt> <tt class="py-op">(</tt><tt class="py-name">matrix</tt><tt class="py-op">)</tt> </tt>
<a name="L194"></a><tt class="py-lineno">194</tt>  <tt class="py-line">    <tt class="py-name">identity</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">ma</tt><tt class="py-op">.</tt><tt class="py-name">identity</tt> <tt class="py-op">(</tt><tt class="py-name">g</tt><tt class="py-op">)</tt> </tt>
<a name="L195"></a><tt class="py-lineno">195</tt>  <tt class="py-line">    <tt class="py-name">eigenvalues</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">linalg</tt><tt class="py-op">.</tt><tt class="py-name">eigvals</tt> <tt class="py-op">(</tt><tt class="py-name">matrix</tt><tt class="py-op">)</tt> </tt>
<a name="L196"></a><tt class="py-lineno">196</tt>  <tt class="py-line"> </tt>
<a name="L197"></a><tt class="py-lineno">197</tt>  <tt class="py-line">    <tt class="py-comment"># Calcula variables intermediarias</tt> </tt>
<a name="L198"></a><tt class="py-lineno">198</tt>  <tt class="py-line">    <tt class="py-name">uno_sobre_a</tt> <tt class="py-op">=</tt> <tt class="py-name">round</tt> <tt class="py-op">(</tt><tt class="py-number">3</tt> <tt class="py-op">*</tt> <tt class="py-name">max</tt><tt class="py-op">(</tt><tt class="py-name">eigenvalues</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">2</tt><tt class="py-op">)</tt> </tt>
<a name="L199"></a><tt class="py-lineno">199</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">uno_sobre_a</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> <tt class="py-name">uno_sobre_a</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> </tt>
<a name="L200"></a><tt class="py-lineno">200</tt>  <tt class="py-line">    <tt class="py-name">a</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> <tt class="py-op">/</tt> <tt class="py-name">uno_sobre_a</tt> </tt>
<a name="L201"></a><tt class="py-lineno">201</tt>  <tt class="py-line"> </tt>
<a name="L202"></a><tt class="py-lineno">202</tt>  <tt class="py-line">    <tt class="py-comment"># Calcula la ecuacion. Ejecuta funciones de Algebra lineal</tt> </tt>
<a name="L203"></a><tt class="py-lineno">203</tt>  <tt class="py-line">    <tt class="py-name">x</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">subtract</tt> <tt class="py-op">(</tt><tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">multiply</tt> <tt class="py-op">(</tt><tt class="py-name">uno_sobre_a</tt><tt class="py-op">,</tt> <tt class="py-name">identity</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">matrix_transpose</tt><tt class="py-op">)</tt> </tt>
<a name="L204"></a><tt class="py-lineno">204</tt>  <tt class="py-line">    <tt class="py-name">t</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">linalg</tt><tt class="py-op">.</tt><tt class="py-name">solve</tt> <tt class="py-op">(</tt><tt class="py-name">x</tt><tt class="py-op">,</tt> <tt class="py-name">sum</tt><tt class="py-op">)</tt> </tt>
<a name="L205"></a><tt class="py-lineno">205</tt>  <tt class="py-line">    <tt class="py-name">m</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">factorial</tt> <tt class="py-op">(</tt><tt class="py-name">g</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> <tt class="py-op">*</tt> <tt class="py-name">pow</tt> <tt class="py-op">(</tt><tt class="py-name">a</tt><tt class="py-op">,</tt> <tt class="py-name">g</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt> <tt class="py-op">*</tt> <tt class="py-name">pow</tt> <tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">e</tt><tt class="py-op">,</tt> <tt class="py-name">uno_sobre_a</tt><tt class="py-op">)</tt> </tt>
<a name="L206"></a><tt class="py-lineno">206</tt>  <tt class="py-line">    <tt class="py-name">prestiges</tt> <tt class="py-op">=</tt> <tt class="py-name">np</tt><tt class="py-op">.</tt><tt class="py-name">multiply</tt> <tt class="py-op">(</tt><tt class="py-name">t</tt><tt class="py-op">,</tt> <tt class="py-number">1</tt> <tt class="py-op">/</tt> <tt class="py-name">m</tt><tt class="py-op">)</tt> </tt>
<a name="L207"></a><tt class="py-lineno">207</tt>  <tt class="py-line">     </tt>
<a name="L208"></a><tt class="py-lineno">208</tt>  <tt class="py-line">    <tt class="py-name">prestige</tt> <tt class="py-op">=</tt> <tt class="py-name">prestiges</tt> <tt class="py-op">[</tt><tt class="py-name">digraph</tt><tt class="py-op">.</tt><tt class="py-name">nodes</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">index</tt><tt class="py-op">(</tt><tt class="py-name">ni</tt><tt class="py-op">)</tt><tt class="py-op">]</tt> </tt>
<a name="L209"></a><tt class="py-lineno">209</tt>  <tt class="py-line">     </tt>
<a name="L210"></a><tt class="py-lineno">210</tt>  <tt class="py-line">    <tt class="py-comment">#normalizando a rango 0 .. 1</tt> </tt>
<a name="L211"></a><tt class="py-lineno">211</tt>  <tt class="py-line">    <tt class="py-comment">#se toma la proporcion porcentual del valor sumado de todos los status entre los nodos</tt> </tt>
<a name="L212"></a><tt class="py-lineno">212</tt>  <tt class="py-line">    <tt class="py-name">total</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L213"></a><tt class="py-lineno">213</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">value</tt> <tt class="py-keyword">in</tt> <tt class="py-name">prestiges</tt><tt class="py-op">:</tt> </tt>
<a name="L214"></a><tt class="py-lineno">214</tt>  <tt class="py-line">        <tt class="py-name">total</tt> <tt class="py-op">+=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt class="py-name">value</tt><tt class="py-op">)</tt> </tt>
<a name="L215"></a><tt class="py-lineno">215</tt>  <tt class="py-line">    <tt class="py-keyword">try</tt><tt class="py-op">:</tt> <tt class="py-name">prestige_proportion</tt> <tt class="py-op">=</tt> <tt class="py-name">float</tt><tt class="py-op">(</tt><tt class="py-name">prestige</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-name">total</tt> </tt>
<a name="L216"></a><tt class="py-lineno">216</tt>  <tt class="py-line">    <tt class="py-keyword">except</tt> <tt class="py-name">ZeroDivisionError</tt><tt class="py-op">:</tt> <tt class="py-name">prestige_proportion</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L217"></a><tt class="py-lineno">217</tt>  <tt class="py-line">     </tt>
<a name="L218"></a><tt class="py-lineno">218</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">prestige_proportion</tt> </tt>
</div><a name="L219"></a><tt class="py-lineno">219</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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